50 



AET. 4. — SHUTAI OKAMURA 



oblongo-lanceolata, apice late vel anguste acuta, c. 1.9-2.1 mm. 

 longa, basi c. 0.64-0.8 mm. et infime c. 0.48-0.56 mm. lata, mar- 

 ginibus basi leviter recurvis, apice minute serrulatis ; nervis binis, 

 c. 0.32-0.4-0.5 mm. longis, in sectione transversali fere planis, c. 

 Id j^ crassis, e 2-stratis cellularum incrassatarum uniformium com- 

 positis ; cellulis laevissimis, anguste linearibus, c. 90-140 /^ longis 



et c. 6-8 /J- latis, superioribus 

 c. 50-70 /^ longis, basilari- 

 bus infimis laxioribus c. SO- 

 SO /^ longis et c. 13-16/^ 

 latis parce porosis, alaribus 

 numerosis quadratis sub- 

 cpadratis vel breviter rectan- 

 gulis c. 20-40 X 15-20 ft mag- 

 nis hyalinis. lafiorescentia 

 autoica ; flores utriusque 

 sexus geminiformes in caule 

 vel ramis ; folia perigonialia intima obovata, apice subito attenuata, 

 c. 0.64-0.8 mm. longa et c. 0.32 mm. lata, concava, enervia ; anthe- 

 ridia c. 6, c. 0.32 mm. longa, paraphysibus paucis, c. 0.32 mm. 

 longis hyalinis. Ramulus perichactialis baud radiculosus. Bracteae 

 jjerichaetii intimae basi semivaginatae lanceolatae apice sensim 

 longe et anguste attenuatae, erectae, c. 2.1-2.4 mm. longae et c. 

 0.56-0.64 mm. latae, margine e basi ultra medium late recurvae, 

 énerves vel indistincte binerves ; cellulis foliis similis. Vaginula 

 cylindrica, c. 1.2-1.4 nnn. longa et c. 0.3 mm. crassa, pallida apice 

 fusca ; paraphysibus paucis, hyalinis. Seta solitaria, c. 8-9 rarius 

 11 mm. longa, erecta vel leviter flexuosula, lutescens, laevis, sicca 

 leviter torta. Thee a erecta, e collo obconico oblonge -cylindrica, 

 symmetrica vel paulum asymmetrica, c. 1.4-1.6 mm. longa (collo 



FifJ. 22. Eiitodon dolichocucullata. 



A. Folia ( X 20) ; B. Theca ( x 10) ; 

 C. Calyiitra ( x 10). 



